Man pages matching name rgbpaint in section 1:

rgbpaint.1.en	debian 10 / rgbpaint
rgbpaint.1.sv	debian 10 / rgbpaint
rgbpaint.1.en	debian 11 / rgbpaint
rgbpaint.1.sv	debian 11 / rgbpaint
rgbpaint.1.en	debian 12 / rgbpaint
rgbpaint.1.sv	debian 12 / rgbpaint